128836518

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{271807}}^1$

素因数の和:271891

約数の個数: 16

約数和(自身を含む): 260935680

約数和(自身を除く): 132099162

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 271807, 543614, 815421, 1630842, 21472753, 42945506, 64418259, 128836518]

約数ペア:

[(1, 128836518), (2, 64418259), (3, 42945506), (6, 21472753), (79, 1630842), (158, 815421), (237, 543614), (474, 271807)]